19687295964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{389971}}^1$

素因数の和:390586

約数の個数: 48

約数和(自身を含む): 52586944256

約数和(自身を除く): 32899648292

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 601, 1202, 1803, 2404, 3606, 4207, 7212, 8414, 12621, 16828, 25242, 50484, 389971, 779942, 1169913, 1559884, 2339826, 2729797, 4679652, 5459594, 8189391, 10919188, 16378782, 32757564, 234372571, 468745142, 703117713, 937490284, 1406235426, 1640607997, 2812470852, 3281215994, 4921823991, 6562431988, 9843647982, 19687295964]

約数ペア:

[(1, 19687295964), (2, 9843647982), (3, 6562431988), (4, 4921823991), (6, 3281215994), (7, 2812470852), (12, 1640607997), (14, 1406235426), (21, 937490284), (28, 703117713), (42, 468745142), (84, 234372571), (601, 32757564), (1202, 16378782), (1803, 10919188), (2404, 8189391), (3606, 5459594), (4207, 4679652), (7212, 2729797), (8414, 2339826), (12621, 1559884), (16828, 1169913), (25242, 779942), (50484, 389971)]